diff --git a/requirements.txt b/requirements.txt
index 8b966653a..d2a4411e2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -19,7 +19,7 @@ python-ironicclient>=1.11.0 # Apache-2.0
 python-swiftclient>=3.2.0 # Apache-2.0
 pytz>=2013.6 # MIT
 oslo.concurrency>=3.8.0 # Apache-2.0
-oslo.config>=4.0.0 # Apache-2.0
+oslo.config!=4.3.0,!=4.4.0,>=4.0.0 # Apache-2.0
 oslo.db>=4.21.1 # Apache-2.0
 oslo.i18n!=3.15.2,>=2.1.0 # Apache-2.0
 oslo.log>=3.22.0 # Apache-2.0